| 1 | /**
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| 2 | * AbstractCategory.java
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| 3 | * Copyright (C) 2010 New Zealand Digital Library, http://expeditee.org
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| 4 | *
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| 5 | * This program is free software: you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation, either version 3 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 17 | */
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| 18 |
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| 19 | package org.expeditee.items.widgets.charts;
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| 20 |
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| 21 | import java.util.Collection;
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| 22 |
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| 23 | import org.expeditee.core.Colour;
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| 24 | import org.expeditee.gio.swing.SwingConversions;
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| 25 | import org.expeditee.gui.AttributeValuePair;
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| 26 | import org.expeditee.items.Text;
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| 27 | import org.jfree.data.category.DefaultCategoryDataset;
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| 28 |
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| 29 | public abstract class AbstractCategory extends AbstractValueAxis {
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| 30 |
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| 31 | private DefaultCategoryDataset _data;
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| 32 |
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| 33 | protected DefaultCategoryDataset getChartData() {
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| 34 | if (_data == null)
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| 35 | _data = new DefaultCategoryDataset();
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| 36 | return _data;
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| 37 | }
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| 38 |
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| 39 | public AbstractCategory(Text source, String[] args) {
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| 40 | super(source, args);
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| 41 | }
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| 42 |
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| 43 | @Override
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| 44 | protected void clearData() {
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| 45 | _data.clear();
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| 46 | }
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| 47 |
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| 48 | @Override
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| 49 | protected boolean addCategoryData(String categoryName,
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| 50 | Collection<Text> items, boolean swap) {
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| 51 | boolean foundData = false;
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| 52 | Colour newColor = null;
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| 53 | for (Text i : items) {
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| 54 | try {
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| 55 | if (!i.isLineEnd()) {
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| 56 | Text t = (Text) i;
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| 57 | AttributeValuePair avp = new AttributeValuePair(t.getText());
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| 58 | if (avp != null) {
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| 59 | if (swap) {
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| 60 | String attribute = avp.getAttribute();
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| 61 | _data.setValue(avp.getDoubleValue(), attribute,
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| 62 | categoryName);
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| 63 | if (_paints.get(attribute) == null) {
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| 64 | _paints.put(attribute, SwingConversions.toSwingColor(i.getBackgroundColor()));
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| 65 | }
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| 66 | } else {
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| 67 | _data.setValue(avp.getDoubleValue(), categoryName,
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| 68 | avp.getAttribute());
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| 69 | }
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| 70 | foundData = true;
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| 71 | if (newColor == null)
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| 72 | newColor = i.getBackgroundColor();
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| 73 | }
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| 74 | }
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| 75 | } catch (Exception e) {
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| 76 |
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| 77 | }
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| 78 | }
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| 79 | if (foundData && !swap) {
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| 80 | _paints.put(categoryName, SwingConversions.toSwingColor(newColor));
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| 81 | }
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| 82 | return foundData;
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| 83 | }
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| 84 | }
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